假定你们学校要举行为期三天的运动会。你是学生会主席，由你具体筹划这次运动会，包括时间、地点、运动项目（不少于5项）等。请你将筹划的情况告诉你班的英国同学Jack。Jack擅长跑步，你邀请他参加男子400米接力赛项目，并告诉他该项目比赛的具体时间及注意事项。（词数：80-100）内容要点：
1．举行校运动会，为期三天。
2．运动会的时间、地点、运动项目。
3．Jack擅长跑步。
4．邀请他参加男子400米接力项目。
5．接力赛的具体时间。
6．参加接力赛的注意事项。
范文：
Hi,Jack,we’re going to have our school sports meeting on th eplayground next will last three days from Thursday to have many competitions in running,such as 100-metre race,200-metre race,400-metre race and the relay also have the long jump,the high jump and so on .I know you’re good at d you please take part in the boys’ 400-metre erlay race which starts at 10:30 am on Friday?Please be on time,wear your sports shoes and take a bottle of water. Good luck to you!